Of the five freshwater species of dolphins in the world, the pink Amazon River dolphin also known as botos, are considered to be the most intelligent. These friendly, sensitive, mammals have a brain capacity 40% larger than that of humans.
Brazilian jiu-jitsu. Brazilian jiu-jitsu (/dÊuËËdÊÉªtsuË/; Portuguese: [ËÊiw ËÊitsu], [ËÊu ËÊitsu], [dÊiËu dÊiËtsu]) (BJJ; Portuguese: jiu-jitsu brasileiro) is a martial art, combat sport system that focuses on grappling and especially ground fighting.
A mountain bike or mountain bicycle (abbreviated MTB; or ATB, for all-terrain bicycle) is a bicycle created for off-road cycling.Mountain bikes are typically ridden on mountain trails, fire roads, logging roads, single tracks and other unpaved environments.ince the development of the sport in the 1970s many new subtypes of mountain biking have developed, such as cross-country (XC) biking, all-day endurance biking, Freeride-biking, downhill mountain biking, and a variety of track and slalom competitions.